Home / 1,926.63-2,887.52-1,880.73

Finding the Fourth Proportional to 1,926.63, 2,887.52 and 1,880.73

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Solution

The fourth proportional to 1,926.63, 2,887.52 and 1,880.73 is: 2,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.63 : 2,887.52 = 1,880.73 : x
  2. Step 2: Convert to fraction form
    1,926.63/2,887.52 = 1,880.73/x
  3. Step 3: Cross multiply
    1,926.63x = 2,887.52 × 1,880.73
  4. Step 4: Simplify right side
    1,926.63x = 5,430,636.09
  5. Step 5: Solve for x
    x = 5,430,636.09/1,926.63
  6. Step 6: Final answer
    x = 2,818.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.